Home / 13,487,046.70-20,230,570.05-9,204,025.90

Finding the Fourth Proportional to 13,487,046.70, 20,230,570.05 and 9,204,025.90

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Solution

The fourth proportional to 13,487,046.70, 20,230,570.05 and 9,204,025.90 is: 13,806,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,487,046.70 : 20,230,570.05 = 9,204,025.90 : x
  2. Step 2: Convert to fraction form
    13,487,046.70/20,230,570.05 = 9,204,025.90/x
  3. Step 3: Cross multiply
    13,487,046.70x = 20,230,570.05 × 9,204,025.90
  4. Step 4: Simplify right side
    13,487,046.70x = 186,202,690,711,964.31
  5. Step 5: Solve for x
    x = 186,202,690,711,964.31/13,487,046.70
  6. Step 6: Final answer
    x = 13,806,038.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.